Unless you're a salesman, then it's irrelevant.
(Somewhy, sounds related to the advice above)
Although, that skill in general, will be very, very usefull in life.
I think what he is highlighting is the value of articulating precisely what and why you are doing it. I think that is very appropriate.
Dont limit your creative ability, as long as you can make something work mathematically, who cares what the risk per trade is. Its a distraction.
Sure. Not sure I understand what the 'risk per trade' reference means, as risk limits are determined initially, but if it means don't worry about volatility conditions as long as the criteria is met, then don't worry about that, have faith in your math, then I definitely agree.
There are definitely forex scams out there that are nothing more than mlm schemes, so experienced traders are going to be naturally skeptical of free mentoring. We all have different perspectives through experience, and I don't see anything here is particular that's distorting. But what are your goals in mentoring someone, and are you ultimately interested in them opening an account through you or your affiliation(s) etc. or buying your services? Those would be red flags. New traders could absolutely gain from a good mentor, but they are vulnerable to know whether or not they are getting info of true value.
As for pros and cons of forex trading [imho]:
Relatively low volatility most of the time (pro and con)
Ability to use high leverage (pro and con)
Large game-changing gaps on news (con)
Front running by banks (con)
Forex trading enticement scams (con)